Danner Manufacturing, Inc. Supreme  Hydro- Mag, Recirculating Water & Air Pumps with Venturi, 1200GPH, #40132 The Supreme Hydro Mag 40132 Pump with Venturi features a magnetic drive motor. Its maximum flow rate is 1,200 gallons per hour, and its maximum pumping height is 13.5 feet. The pump's adjustable Venturi adds oxygen to the water flow, stimulating root growth. The pump can be used in line or submerged. Energy efficient, this pump draws 110 watts of electricity and uses 1.5 amps. It includes a 10 foot long power cord. This recirculating water pump has a 3/4 inch FPT inlet and MPT outlet. It includes a 3/4 inch barbed outlet adapter.